Distribution System Training
Online Courses for the Power & Utilities Industry
8039 Service Interruptions
Planned outages and forced outages keeping customer informed; Responding to customer at complaints; Fault location; Dispatch of line repair crews; Implementing clearance procedures; Records and documentation.
8038 Abnormal Operating Conditions
The objective of this module is to draw attention to abnormal operating conditions that may arise on the distribution system. The operator is expected to recognize these conditions and take corrective action to enable the system to continue in operation.
8037 Function of the Operator
The objective of this module is to present and discuss the main functions of the distribution system operator, where the system is controlled from a central control room.
8036 Power Quality
The objective of this module is to introduce the subject of power quality and look at the different means of mitigating the effects of poor power quality. The different attributes of power quality are discussed, including both their causes and effects.
8035 The Effects of Deregulation and Competition
The main objective of this module is to present and discuss the major changes being brought about by deregulation of the electric power business. We look at the effects of deregulation on power generation, transmission, system operation, distribution and marketing.
8034 Utility Rate Structure
The purpose of this module is to present and discuss the principal factors which must be taken into consideration when setting rate schedules for different classes of customer.
8033 Metering
Distinction between energy, demand and reactive; Measuring energy (kWh), demand (kW) and reactive (kVAR); Meter connections, 1-phase, and 3-phase; Statutory requirements governing metering; Electromechanical meters; Digital metering techniques; Remote metering and reporting; Time of day metering; Handling billing complaints metering disputes; Potential future developments.
8032 Demand Management
System load profile; Economic significance of load factor; Economic significance of power factor; Significance of peak demand; Improving load factor and power factor; Load management incentives; Load management techniques; Interruptible power contracts; Load shedding; Time of day rates.
8031 Load Characteristics/ Customer Service
This course covers types of industrial load; variable speed drives; electric arc furnaces; rolling mills; traction loads (i.e. railways) welding; induction heating; load factor and power factor and diversity factor.
8030 Maintenance Management
Schedule for planned maintenance & inspection; Maintenance and inspection procedures; Recording and reporting results; Trending inspection data, predictive maintenance; Maintenance control program; Spare parts inventory; Issue of work orders; Access to drawings, manuals, and parts lists; Corrective maintenance.
8029 Line Maintenance
Walking the line; Line inspection; poles, guys, pole-top assembly; Conductor inspection; clearances, slack, sag, connections; Equipment inspection; oil leaks, contacts, fuses; Capacitor maintenance; Riser pole maintenance; Distribution transformer maintenance; Grounding connections.
8028 Switchgear Maintenance
Operational data; Functional testing; Internal inspection, cleaning; Electrical test; contact resistance, insulation; Mechanical tests; timing, gas/air leakage; Maintenance of reclosers, pole mounted switches.
8027 Transformer Maintenance
Monitoring winding temperatures; Monitoring cooling system; Monitoring insulation oil physical condition; Monitoring insulating oil dissolved gas content; Significance of test results; Examples of DGA; Measuring winding insulation condition; Transformer testing; turns ratio, winding resistance; Maintenance of transformer auxiliaries and attachments.
8026 Rotating Equipment Maintenance
Double testing; Electric loss; Insulation power factor; Partial discharge on-line measurement; Partial Discharge Analysis (PDA); Interpretation of test results.
8025 Insulation Testing
Characteristics of insulation, causes of deterioration; Measuring insulation resistance with Megger; P.I. (Polarization Index) significance; Condition of winding on test results; Hipot testing
8024 Personnel Safety
Personnel hazards; Mechanism of electric shocks; Clearance procedures; Grounding; Safe practice & procedures; Principles of Hot-line maintenance; Regulatory requirements; Handling hazardous materials; Housekeeping, fire prevention; Responsibility for safety.
8023 Programmable Logic Controllers
Process logic, logic programs; Industrial PLCs, rack mounted; Types of memory, RAM, ROM, EPROM; CPU operation, canning time; Input and output signals and interfaces; External programming modules; Programming functions.
8022 Distribution Automation
Auto-control equipment; Auto-control programs; Line loading optimization; Auto switching; Event recording and reporting; Condition monitoring reporting; The automatic substation; Recent developments in auto control.
8021 SCADA Control
The objective of this module is to look at the features of a typical SCADA system as employed in operation of a distribution system.
8020 Communication Techniques
The objective of this module is to draw attention to the need for communication links throughout the distribution system, and to look at the characteristics of the different type communication systems installed. A review is also included of the different types of communication signals which must be processed within the communications network, including analog signals, digital signals, carrier signals, and so on.
8019 Overvoltage Protection
The objective of this module is to look at the causes and effects of excessive overvoltage on the distribution system, with particular emphasis on lightning surges. The features of different types of lightning arrester are presented, including discussion of insulation coordination with relation to insulation withstand voltages and the BIL (Basic Insulation Impulse Level).
8018 Coordination of protection Devices 1
The objective of this tape is to present the factors which must be considered in “co-ordination” of protective devices.
8017 Distribution System Protection – Differential Protection
The objective of this module is to demonstrate the principle of differential protection, and examine its application to protection of such equipment as generators, transformers, buses, and power lines.
8016 Overcurrent Protection
The objective of this module is to examine the features of overcurrent protection, including different types of overcurrent relay and typical applications.
8015 Fundamentals of Protection
The objective of this module is to present the fundamental requirements and features of distribution system protection, so as to provide a firm foundation for more detailed study of specific protection schemes and equipment which follows in succeeding modules
8014 Voltage Control Devices
he objective of this module is to look at the different methods and equipment that are employed to adjust voltage throughout the distribution system.
8013 Non Fault Interrupting Devices
The objective of this module is to present and discuss features of the different types of non-fault interrupting switches as installed on the distribution system. Reference is made to disconnects which have zero or minimal interrupting capacity and various types of load-break switches which are able to interrupt load current flow up to rated value, but do not have the capacity to interrupt higher level current flow produced by faults.
8012 Fault Interrupting Devices
The objective of this module is to present the major features of switching devices which have the capability of interrupting high magnitude fault currents, including circuit breakers, reclosers, circuit switchers, and fused disconnects. The need for coordination between the different protective devices is also discussed.
8011 Distribution Transformers
The objective of this module is to examine the features of distribution transformers. These devices are located in great numbers around the distribution system to provide the points of interface with customers.
8010 Substation Transformers
The objective of this module is to present the main features of operation and construction of distribution substation transformers. Note that the fundamental concepts of the transformer were discussed in module 4 of this series.
8009 Distributed Generation
The objective of this module is to examine reasons why generating plant is increasingly being connected to the distribution system. Different types of customer owned co-generation plants, and independent power producers are presented and attention is drawn to problems of dispatching and control of this distributed generation. On completion of this video and associated workbook, the participant should be able to understand the following concepts and apply them in day-to-day work practice.
8008 Substations
The objective of this module is to examine the major functions of distribution substations, including different arrangements of substation layout. Typical bus configurations are presented along with a look at the equipment usually installed in substations. After completion of this module, the participant should be able to understand the following concepts and apply them in [...]
8007 Underground Distribution Systems
The objective of this module is to demonstrate and discuss the main features of underground distribution systems, including typical arrangements for rural, suburban and city areas.
8006 Distribution Networks Overhead Lines
The objective of this module is to demonstrate and discuss the features of overhead distribution systems.
8005 Distribution Networks System Layout 2
The objective of this module is to present and discuss the main features related to distribution system layout, including various means of providing continuity of service and alternative sources of supply.
8004 Three Phase Power Systems
The objective of this module is to present the basic principles of three phase power, including the characteristics of Wye and delta connections. The fundamentals of two winding and autotransformers are discussed, including various combinations of three-phase transformer connections.
8003 Impedance and Voltage Drop
The objective of this module is to look at complex circuits; that is those with capacitive, inductive and resistive elements connected in series. The impedance triangle, voltage triangle, and power triangle are all developed. Also discussed is the effect of impedance in causing voltage drop and phase angle difference in transmission and distribution lines. A brief review of basic trigonometry is included for those who feel that a refresher would be worthwhile.
8002 Power Factor
Continuing our review of electrical fundamentals, the objective of this module is to demonstrate the effect of inductance, and capacitance in AC circuits, leading to a discussion of power factor and its significance.
8001 AC Voltage Generation
This module, the first in the “Distribution System Training” series, initiates the review of electrical fundamentals that provide the basis for detailed study of equipment and systems in subsequent modules. The objective of this module is to develop an understanding of AC power generation, frequency and characteristics of the sine wave.
